1. Click the 'Action menu' button located below the YouTube video. This button typically appears as three vertical dots or a settings icon.

2. Once the action menu is open, identify and click on the option labeled 'Download' or similar.

3. A confirmation prompt or another page will appear. Click the 'Download' button to confirm your choice and start the download process.

4. Navigate to View to see your downloaded videos.

Now that you have downloaded the video, you can open it with your media player, edit it, or transfer it to another device. Follow storage management and video playback instructions for further actions.